I. Combine each pair of sentences, using in order that or so as that: 1. I’m studying hard. I want to keep pace with my classmates. ……………………………………………………………………………………………………………………………….. 2. Alice prepared her lessons carefully. She wanted to get high marks in class. ……………………………………………………………………………………………………………………………….. 3. Please shut the door. I don’t want the dog to go out of the house. ……………………………………………………………………………………………………………………………….. 4. You should walk slowly. Your sister can follow you. ……………………………………………………………………………………………………………………………….. 5. I wish to have enough money. I want to buy a new house. ………………………………………………………………………………………………………………………………..

1. I’m studying hard. I want to keep pace with my classmates.
I’m studying hard in order that I can keep pace with my classmate.
2. Alice prepared her lessons carefully. She wanted to get high marks in class.
Alice prepared her lessons carefully so that she would get high marks in class.
3. Please shut the door. I don’t want the dog to go out of the house.
Please shut the door in order that the dog will not go out of the house.
4. You should walk slowly. Your sister can follow you.
You should walk slowly so that your sister can follow you.
5. I wish to have enough money. I want to buy a new house.
I wish to have enough money in order that I can buy a new house.

Công thức:
Tương lai/ hiện tại : S + V + so that/in order that + S + can / will + V1…
Quá khứ: S + V + so that/in order that + S + could / would + V1…